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analyze table tt;
Table Op Msg_type Msg_text
test.tt analyze status OK
set global tokudb_cardinality_scale_percent = 10;
show indexes from tt;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
tt 0 PRIMARY 1 a A 4000 NULL NULL BTREE
tt 1 b 1 b A 4000 NULL NULL YES BTREE
tt 1 c 1 c A 4000 NULL NULL YES BTREE
tt 1 d 1 d A 4000 NULL NULL YES BTREE
set global tokudb_cardinality_scale_percent = 50;
show indexes from tt;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
tt 0 PRIMARY 1 a A 4000 NULL NULL BTREE
tt 1 b 1 b A 4000 NULL NULL YES BTREE
tt 1 c 1 c A 4000 NULL NULL YES BTREE
tt 1 d 1 d A 2000 NULL NULL YES BTREE
set global tokudb_cardinality_scale_percent = 100;
show indexes from tt;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
tt 0 PRIMARY 1 a A 4000 NULL NULL BTREE
tt 1 b 1 b A 4000 NULL NULL YES BTREE
tt 1 c 1 c A 2000 NULL NULL YES BTREE
tt 1 d 1 d A 1000 NULL NULL YES BTREE
set global tokudb_cardinality_scale_percent = 200;
Warnings:
Warning 1292 Truncated incorrect tokudb_cardinality_scale_percent value: '200'
show indexes from tt;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
tt 0 PRIMARY 1 a A 4000 NULL NULL BTREE
tt 1 b 1 b A 4000 NULL NULL YES BTREE
tt 1 c 1 c A 2000 NULL NULL YES BTREE
tt 1 d 1 d A 1000 NULL NULL YES BTREE
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